The unit has a base on which bearing holders and driving motor are mounted to end conditions for test shafts i.e.  two ends are fixed  or  one end fixed.  This apparatus is designed to exhibit the process and principles of whirling of shafts with single rotor. As nature of the test is destructive, hence the unit only demonstrates the phenomenon of whirling shafts. It comes with 

Specifications:

1. Test shaft - 4.75 mm, 6.35 mm and 7.9 mm - 2 each.

2. Drive motor runs on 1/8 HP, 1500 rpm with control system